The Los Angeles Chargers attempted to do some damage control on the Quentin Johnston trade rumors before the NFL draft.  But one thing the Chargers couldn’t do was outright shut down the idea they could be looking to move around via trade during the NFL draft itself.  Speaking with reporters at his pre-draft press conference, Chargers general manager Joe Hortiz kept all options on the table when it came to in-draft trades.  Hortiz is, after all, according to The Athletic’s Daniel Popper , “excited about the draft and knowing that we’re going to be able to add at least five players, hopefully more, to the roster that can help impact it.” “Hopefully more” could simply be talking about undrafted free agency. But that’s not usually how Hortiz moves, and especially not this year.…